158214980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1447}}^1$

素因数の和:1545

約数の個数: 96

約数和(自身を含む): 420360192

約数和(自身を除く): 262145212

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 220, 284, 308, 355, 385, 497, 710, 770, 781, 994, 1420, 1447, 1540, 1562, 1988, 2485, 2894, 3124, 3905, 4970, 5467, 5788, 7235, 7810, 9940, 10129, 10934, 14470, 15620, 15917, 20258, 21868, 27335, 28940, 31834, 40516, 50645, 54670, 63668, 79585, 101290, 102737, 109340, 111419, 159170, 202580, 205474, 222838, 318340, 410948, 445676, 513685, 557095, 719159, 1027370, 1114190, 1130107, 1438318, 2054740, 2228380, 2260214, 2876636, 3595795, 4520428, 5650535, 7191590, 7910749, 11301070, 14383180, 15821498, 22602140, 31642996, 39553745, 79107490, 158214980]

約数ペア:

[(1, 158214980), (2, 79107490), (4, 39553745), (5, 31642996), (7, 22602140), (10, 15821498), (11, 14383180), (14, 11301070), (20, 7910749), (22, 7191590), (28, 5650535), (35, 4520428), (44, 3595795), (55, 2876636), (70, 2260214), (71, 2228380), (77, 2054740), (110, 1438318), (140, 1130107), (142, 1114190), (154, 1027370), (220, 719159), (284, 557095), (308, 513685), (355, 445676), (385, 410948), (497, 318340), (710, 222838), (770, 205474), (781, 202580), (994, 159170), (1420, 111419), (1447, 109340), (1540, 102737), (1562, 101290), (1988, 79585), (2485, 63668), (2894, 54670), (3124, 50645), (3905, 40516), (4970, 31834), (5467, 28940), (5788, 27335), (7235, 21868), (7810, 20258), (9940, 15917), (10129, 15620), (10934, 14470)]